<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>文章列表</title>
    <link rel="stylesheet" href="./libs/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="css/reset.css">
    <link rel="stylesheet" href="css/iconfont.css">
    <link rel="stylesheet" href="css/main.css">
    <script src="./libs/jquery-1.12.4.min.js"></script>
    <script src="./libs/bootstrap/js/bootstrap.min.js"></script>
    <!-- 引入模板引擎js文件 -->
    <script src="./libs/template-web.js"></script>
</head>

<body>
    <div class="container-fluid">
        <div class="common_title">
            文章类别管理
        </div>
        <div class="container-fluid common_con">
            <table class="table table-striped table-bordered table-hover mp20 category_table">
                <thead>
                    <tr>
                        <th>名称</th>
                        <th>Slug</th>
                        <th class="text-center" width="100">操作</th>
                    </tr>
                </thead>
                <tbody>
                    <tr>
                        <td>奇趣事</td>
                        <td>funny</td>
                        <td class="text-center">
                            <a href="javascript:void(0)" data-toggle="modal" class=" btn btn-info btn-xs">编辑</a>
                            <a href="javascript:void(0)" class="btn btn-danger btn-xs">删除</a>
                        </td>
                    </tr>
                </tbody>
                <tfoot>
                    <tr>
                        <td colspan="3" class="text-center">
                            <a href="javascript:void(0)" class="btn btn-success" id="xinzengfenlei" data-toggle="modal"
                                data-target="#myModal">新增分类</a>
                        </td>
                    </tr>
                </tfoot>
            </table>
        </div>
    </div>

    <!-- 模态框静态结构 -->
    <div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel">
      <div class="modal-dialog" role="document">
        <div class="modal-content">
          <div class="modal-header">
            <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
            <h4 class="modal-title" id="exampleModalLabel">New message</h4>
          </div>
          <div class="modal-body">
            <form>
                <!-- 准备一个隐藏域,用来保存id -->
                <input type="hidden" id="category_id" name="id">
              <div class="form-group">
                <label for="recipient-name" class="control-label">分类名称:</label>
                <input type="text" class="form-control" id="category_name" name="name">
              </div>
              <div class="form-group">
                <label for="message-text" class="control-label">分类别名:</label>
                <input type="text" class="form-control" id="category_slug" name="slug"></input>
              </div>
            </form>
          </div>
          <div class="modal-footer">
            <button type="button" class="btn btn-default" data-dismiss="modal">取消</button>
            <button type="button" class="btn btn-change">Send message</button>
          </div>
        </div>
      </div>
    </div>

</body>
</html>
<script src="./libs/https.js"></script>

<!-- 准备模板 -->
<script type="text/html" id="tpl-list">
{{each data}}
                    <tr>
                        <td>{{$value.name}}</td>
                        <td>{{$value.slug}}</td>
                        <td class="text-center">
                            <a href="javascript:void(0)" data-id="{{$value.id}}" data-toggle="modal" data-target="#myModal" class=" btn btn-info btn-xs">编辑</a>
                            <a href="javascript:void(0)" data-id="{{$value.id}}" class="btn btn-danger btn-xs btn-del">删除</a>
                        </td>
                    </tr>
{{/each}}
</script>

<script>
    $(function(){
        //1.获得服务器中的文章类别信息
      function loadData(){
            $.ajax({
            url:BigNew.category_list,
            type:'get',
            success: function(backData){
                console.log(backData);
                if (backData.code==200) {
                    //将返回的数据渲染到结构中
                    let htmlStr=template('tpl-list',backData)
                    $('tbody').html(htmlStr)
                }
            }
        }); 
       
      }
       loadData()
        //3.当模拟框出现的时候,如何确定是新增还是编辑按钮触发
        //当模态框显示的时候,可以利用relatedTarget 属性获得点击的按钮
        $('#myModal').on('show.bs.modal',function(e){
            //4.获得当前触发的元素
            let elm =e.relatedTarget

            //5.判断到底是新增还是编辑
            if (elm.innerText=='新增分类') {
                //新增分类
                $('.modal-title').text('新增分类')
                $('.btn-change').text('新增').addClass('btn-success').removeClass('btn-info')
            }else{
                //编辑功能
                $('.modal-title').text('编辑分类')
                $('.btn-change').text('编辑').addClass('btn-info').removeClass('btn-success')
            }

            //6.获得当前编辑分类的数据,渲染到模态框中
            let dataid =$(elm).attr('data-id')
            $.ajax({
                url:BigNew.category_search,
                type:'get',
                data:{
                    id:dataid
                },
                success: function(backData){
                    console.log(backData);
                    if (backData.code==200) {
                        $('#category_name').val(backData.data[0].name)
                        $('#category_slug').val(backData.data[0].slug)
                        $('#category_id').val(backData.data[0].id)
                        
                    }
                }
            });
        })

        //当模拟框被隐藏的时候,清空所有数据
         $('#myModal').on('hidden.bs.modal',function(e){
             $('#category_name').val('')
             $('#category_slug').val('')
         })

         //7.设置模态框按钮点击事件
         $('.btn-change').on('click',function(){
             //8.区分是哪个功能:新增/编辑
             if ($(this).text()=='新增') {
                 //新增功能
                 //9.获得输入的内容
                 let name =$('#category_name').val().trim()
                 let slug=$('#category_slug').val().trim()

                 if (name==''||slug=='') {
                     return
                 }

                 //10
                 $.ajax({
                     url:BigNew.category_add,
                     type:'post',
                     data:{
                         name:name,
                         slug:slug
                     },
                     success: function(backData){
                         console.log(backData);
                         if (backData.code==201) {
                             //11.数据添加成功之后要关闭模态框以及重新获得页面数据
                             $('#myModal').modal('hide')
                             loadData()
                         }
                     }
                 });
             }else{
                 //编辑功能
                 //12.快速获得表单的所有数据
                 //必须保证name属性值与接口参数一致
                 //id参数利用的input隐藏域完成
                 let data =$('form').serialize() //id,name,slug

                 //13.发起ajax请求,修改类别数据
                 $.ajax({
                     url:BigNew.category_edit,
                     type:'post',
                     data:data,
                     success: function(backData){
                         console.log(backData);
                         if (backData.code==200) {
                             //14.修改成功,关闭模态框,并且重新加载数据
                             $('#myModal').modal('hide')
                             loadData()
                         }
                     }
                 });
             }
         })


         //15.设置删除按钮事件
         $('tbody').on('click','.btn-del',function(){
             //16.获得当面按钮的dataid值
             let dataid =$(this).attr('data-id')
             console.log(dataid);


             //17.发起ajax请求,删除类别数据
             $.ajax({
                 url:BigNew.category_delete,
                 type:'post',
                 data:{
                     id:dataid
                 },
                 success: function(backData){
                     console.log(backData);
                     if (backData.code==204) {
                         //18.重新加载数据
                         loadData()
                     }
                 }
             });
         })

    })
</script>